♪ >> today a $6 billion arms deal with saudi arabia, biggest in our history, we sell saudi arabia f-15 fighter jets and black hawk helicopters and other weapons that will one day be used against us. planning ahead, thinking ahead, yes. that's a good point. >> if it weren't so funny, right? >> part of the thing with the jets, i think they stop working in a certain amount of time, like three years. >> just stop working. >> stop working. need us to keep it going. >> you make it sound like a taxi cab, it's got a meter in it. >> you need a new one, you gotta come back to us. congratulations, $60 billion of that stuff, you got three years. >> headline, today the president heads to philadelphia to make his second back-to-school speech this year. remember how well it went last